Tom qab ntau tshaj kaum xyoo ntawm kev siv zog tas mus li, peb tau tsim los ua lub tuam txhab loj thiab nruab nrab thoob ntiaj teb tshwj xeeb hauv kev tsim thiab tsim cov qauv steel kev lag luam thiab cov tsev lag luam.
Qee qhov ntawm peb cov ntaub ntawv qhia
Peb cov khoom lav zoo
Exporting Lub Tebchaws
Cov neeg ua haujlwm tsim khoom
Peev xwm (ton / hli)
Tus kws tshaj lij engineer
Kev pabcuam cov neeg siv khoom, cov neeg siv khoom txaus siab